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106 lines
4.5 KiB
HTML
106 lines
4.5 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Get the clipping rectangle</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.imagegetclip" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">imagegetclip</h1>
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<p class="verinfo">(PHP 7 >= 7.2.0)</p><p class="refpurpose"><span class="refname">imagegetclip</span> — <span class="dc-title">Get the clipping rectangle</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.imagegetclip-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>imagegetclip</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$im</code></span>
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) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>imagegetclip()</strong></span> retrieves the current clipping rectangle,
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i.e. the area beyond which no pixels will be drawn.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.imagegetclip-parameters">
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<h3 class="title">参数</h3>
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<dl>
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<dt>
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<code class="parameter">image</code></dt>
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<dd>
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<p class="para">由图象创建函数(例如<span class="function"><a href="imagecreatetruecolor.html" class="function">imagecreatetruecolor()</a></span>)返回的图象资源。</p></dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.imagegetclip-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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The function returns an indexed array with the coordinates of the clipping
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rectangle which has the following entries:
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<ul class="itemizedlist">
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<li class="listitem">
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<span class="simpara">x-coordinate of the upper left corner</span>
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</li>
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<li class="listitem">
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<span class="simpara">y-coordinate of the upper left corner</span>
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</li>
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<li class="listitem">
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<span class="simpara">x-coordinate of the lower right corner</span>
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</li>
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<li class="listitem">
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<span class="simpara">y-coordinate of the lower right corner</span>
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</li>
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</ul>
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.imagegetclip-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-3711">
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<p><strong>Example #1 <span class="function"><strong>imagegetclip()</strong></span> example</strong></p>
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<div class="example-contents"><p>
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Setting and retrieving the clipping rectangle.
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</p></div>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$im </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecreate</span><span style="color: #007700">(</span><span style="color: #0000BB">100</span><span style="color: #007700">, </span><span style="color: #0000BB">100</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagesetclip</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">,</span><span style="color: #0000BB">10</span><span style="color: #007700">, </span><span style="color: #0000BB">89</span><span style="color: #007700">,</span><span style="color: #0000BB">89</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">imagegetclip</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">));</span>
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</span>
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</pre></div>
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</div>
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<div class="example-contents"><p>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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Array
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(
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[0] => 10
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[1] => 10
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[2] => 89
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[3] => 89
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)
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</pre></div>
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</div>
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</div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.imagegetclip-seealso">
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<h3 class="title">参见</h3>
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="imagesetclip.html" class="function" rel="rdfs-seeAlso">imagesetclip()</a> - Set the clipping rectangle</span></li>
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</ul>
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</div>
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</div></div></div></body></html> |